CVE-2017-10790: gnu libtasn1 NULL Pointer Dereference
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2017-10790UBUNTU-CVE-2017-10790DEBIAN-CVE-2017-10790DLA-1038-1DLA-2255-1
Published 02-07-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-10790 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in gnu libtasn1. EPSS estimates a 4.86% chance of exploitation in the next 30 days, higher than 91.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
4.86%
0%100%
Low · -0.13 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 8 · Related 6Timeline
- 02-07-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The _asn1_check_identifier function in GNU Libtasn1 through 4.12 causes a NULL pointer dereference and crash when reading crafted input that triggers assignment of a NULL value within an asn1_node structure. It may lead to a remote denial of service attack.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
4.86%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
-0.13 pp
From 4.99% on 18-09-2026
18-09-202618-10-2026
EPSS score4.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- libtasn1-3< 2.13-2+deb7u5
- libtasn1-6< 4.12-2.1 | < 4.2-3+deb8u4
Alpine1 product
- libtasn1< 4.12-r1 | < 4.7-r3 | < 4.8-r2 | < 4.9-r2 | < 4.10-r2
Gnu1 product
- libtasn1≤ 4.12
Ubuntu1 product
- libtasn1-6< 3.4-3ubuntu0.6 | < 4.7-3ubuntu0.16.04.3
4 vendors · 5 products
References
12 links- bugzilla.redhat.com/show_bug.cgi?id=1464141X Refsource MISCExploitIssue TrackingThird Party AdvisoryVDB Entry
