VulnerabilityModified
CVE-2016-10152
The read_config_file function in lib/hesiod.c in Hesiod 3.2.1 falls back to the ".athena.mit.edu" default domain when opening the configuration file fails, which allows remote attackers to gain root privileges by poisoning the DNS cache.
CRITICAL 9.8EPSS 6.83%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The read_config_file function in lib/hesiod.c in Hesiod 3.2.1 falls back to the ".athena.mit.edu" default domain when opening the configuration file fails, which allows remote attackers to gain root privileges by poisoning the DNS cache.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.83% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- hesiod project/hesiod
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2017/01/21/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/90952Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1332493Issue Tracking
- https://github.com/achernya/hesiod/pull/10Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201805-01
- http://www.openwall.com/lists/oss-security/2017/01/21/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/90952Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1332493Issue Tracking
- https://github.com/achernya/hesiod/pull/10Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201805-01
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.