Home/CVE/The ToolTalk ttsession daemon uses weak RPC authentication, which allows a remote attacker to execute commands.
CVE

CVE-1999-0687

The ToolTalk ttsession daemon uses weak RPC authentication, which allows a remote attacker to execute commands.

The ToolTalk ttsession daemon uses weak RPC authentication, which allows a remote attacker to execute commands.

HIGH · CVSS 7.5 EPSS 0.07295
Schedule remediation
  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
▤

Affected Products & Versions

5
cdeall versions
digital unixall versions
ibm aixall versions
sun solarisall versions
sun sunosall versions
◈

Detection Rules (IDS/IPS)

4
et-openGPL RPC portmap ttdbserv request TCPrpc-portmap-decode
et-openGPL RPC portmap ttdbserv request UDPrpc-portmap-decode
snort-communityPROTOCOL-RPC portmap ttdbserv request UDPrpc-portmap-decode
snort-communityPROTOCOL-RPC portmap ttdbserv request TCPrpc-portmap-decode
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumUnix Shell Configuration Modification
▣

Scoring & Timeline

7.5
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:P/I:P/A:P
Published to NVD13 Sep 1999 · 04:00 AM
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/192
http://www.ciac.org/ciac/bulletins/k-001.shtml
http://www.securityfocus.com/bid/637
http://www1.itrc.hp.com/service/cki/docDisplay.do?docId=HPSBUX9909-103
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