Home/CVE/Buffer overflow in login in various System V based operating systems allows remote attackers to execute arbitrary comman
CVE

CVE-2001-0797

Buffer overflow in login in various System V based operating systems allows remote attackers to execute arbitrary comman

Buffer overflow in login in various System V based operating systems allows remote attackers to execute arbitrary commands via a large number of arguments through services such as telnet and rlogin.

HIGH · CVSS 10 EPSS 0.8726
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

6
sgi irixall versions
hp hp-uxall versions
ibm aixall versions
sco openserverall versions
sun solarisall versions
sun sunosall versions
⚠

Public Exploits & PoCs

9
remoteSystem V Derived /bin/login - Extraneous Arguments Buffer Overflow (Metasploit)verified
remoteSolaris TelnetD - 'TTYPROMPT' Remote Buffer Overflow (2) (Metasploit)verified
remoteSolaris 2.5.1/2.6/7/8 rlogin (SPARC) - '/bin/login' Remote Buffer Overflowverified
remoteSolaris 2.x/7.0/8 - Derived 'login' Remote Buffer Overflowverified
remoteSolaris 2.6/7/8 - 'TTYPROMPT in.telnet' Remote Authentication Bypassverified
remoteSolaris TelnetD - 'TTYPROMPT' Remote Buffer Overflow (1) (Metasploit)verified
remoteSolaris /bin/login (SPARC/x86) - Remote Code Executionverified
remoteSystem V Derived /bin/login - Extraneous Arguments Buffer Overflow (modem based) (Metasploit)verified
pocwww.securityfocus.com · 3681www.securityfocus.com
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Detection Rules (IDS/IPS)

3
et-openGPL EXPLOIT login buffer non-evasive overflow attemptattempted-admin
snort-communityPROTOCOL-TELNET login buffer overflow attemptattempted-admin
snort-communityPROTOCOL-TELNET login buffer non-evasive overflow attempt attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

10
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published to NVD12 Dec 2001 · 05:00 AM
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
ftp://patches.sgi.com/support/free/security/advisories/20011201-01-I
ftp://stage.caldera.com/pub/security/openserver/CSSA-2001-SCO.40/CSSA-2001-SCO.40.txt
http://marc.info/?l=bugtraq&m=100844757228307&w=2
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/213
http://www-1.ibm.com/support/search.wss?rs=0&q=IY26221&apar=only
http://www.cert.org/advisories/CA-2001-34.htmlPatchThird Party AdvisoryUS Government Resource
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