Vulnerability Details : CVE-2015-9542
add_password in pam_radius_auth.c in pam_radius 1.4.0 does not correctly check the length of the input password, and is vulnerable to a stack-based buffer overflow during memcpy(). An attacker could send a crafted password to an application (loading the pam_radius library) and crash it. Arbitrary code execution might be possible, depending on the application, C library, compiler, and other factors.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2015-9542
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:freeradius:pam_radius:1.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-9542
2.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 82 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-9542
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2015-9542
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-9542
-
https://lists.debian.org/debian-lts-announce/2020/02/msg00023.html
[SECURITY] [DLA 2116-1] libpam-radius-auth security updateMailing List;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-9542
1686980 – (CVE-2015-9542) CVE-2015-9542 pam_radius: buffer overflow in password fieldIssue Tracking;Patch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/08/msg00000.html
[SECURITY] [DLA 2304-1] libpam-radius-auth security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4290-2/
USN-4290-2: libpam-radius-auth vulnerability | Ubuntu security notices | UbuntuThird Party Advisory
-
https://usn.ubuntu.com/4290-1/
USN-4290-1: libpam-radius-auth vulnerability | Ubuntu security noticesThird Party Advisory
-
https://github.com/FreeRADIUS/pam_radius/commit/01173ec2426627dbb1e0d96c06c3ffa0b14d36d0
Use "length", which has been limited in size · FreeRADIUS/pam_radius@01173ec · GitHubPatch;Third Party Advisory
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