Vulnerability Details : CVE-2018-6003
An issue was discovered in the _asn1_decode_simple_ber function in decoding.c in GNU Libtasn1 before 4.13. Unlimited recursion in the BER decoder leads to stack exhaustion and DoS.
Vulnerability category: Denial of service
Products affected by CVE-2018-6003
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:libtasn1:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:26:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:27:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-6003
1.58%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-6003
| 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-2018-6003
-
The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-6003
-
https://www.debian.org/security/2018/dsa-4106
Debian -- Security Information -- DSA-4106-1 libtasn1-6Third Party Advisory
-
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
-
https://bugzilla.suse.com/show_bug.cgi?id=1076832
Bug 1076832 – VUL-0: CVE-2018-6003: libtasn1: Stack exhaustion due to indefinite recursion during BER decodingIssue Tracking;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1535926
1535926 – CVE-2018-6003 libtasn1: Stack exhaustion due to indefinite recursion during BER decoding [fedora-all]Issue Tracking;Third Party Advisory
-
https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910
released 4.13 (946565d8) · Commits · gnutls / libtasn1 · GitLabThird Party Advisory
-
http://git.savannah.nongnu.org/cgit/libtasn1.git/commit/?id=c593ae84cfcde8fea45787e53950e0ac71e9ca97
libtasn1.git - GNU libtasn1Patch;Vendor Advisory
-
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
[GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 - Pony Mail
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