VulnerabilityModified
CVE-2014-2855
The check_secret function in authenticate.c in rsync 3.1.0 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a user name which does not exist in the secrets file.
HIGH 7.8EPSS 4.12%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The check_secret function in authenticate.c in rsync 3.1.0 and earlier allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a user name which does not exist in the secrets file.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 4.12% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- samba/rsync
- Source
- security@ubuntu.com
References
- http://advisories.mageia.org/MGASA-2015-0065.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-April/131910.html
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00006.html
- http://secunia.com/advisories/57948Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:131
- http://www.openwall.com/lists/oss-security/2014/04/14/5
- http://www.openwall.com/lists/oss-security/2014/04/15/1
- http://www.ubuntu.com/usn/USN-2171-1
- https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230
- https://bugzilla.samba.org/show_bug.cgi?id=10551Vendor Advisory
- https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=0dedfbce2c1b851684ba658861fe9d620636c56a
- http://advisories.mageia.org/MGASA-2015-0065.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-April/131910.html
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00006.html
- http://secunia.com/advisories/57948Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:131
- http://www.openwall.com/lists/oss-security/2014/04/14/5
- http://www.openwall.com/lists/oss-security/2014/04/15/1
- http://www.ubuntu.com/usn/USN-2171-1
- https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1307230
- https://bugzilla.samba.org/show_bug.cgi?id=10551Vendor Advisory
- https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=0dedfbce2c1b851684ba658861fe9d620636c56a
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.