NULL pointer dereference in GNU Libtasn1
CVE-2017-10790
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.050 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.gentoo.org/glsa/201710-11 (vendor-advisory)
- usn.ubuntu.com/3547-1/ (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Exploit, VDB Entry, Third Party Advisory, Issue Tracking)
- www.debian.org/security/2018/dsa-4106 (vendor-advisory)
- lists.debian.org/debian-lts-announce/2020/06/msg00026.html (mailing-list)
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a4508… (mailing-list)
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698… (mailing-list)
Frequently asked questions
- What is CVE-2017-10790?
- CVE-2017-10790 is a high-severity vulnerability in GNU Libtasn1, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-07-02.
- How severe is CVE-2017-10790?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-10790 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.