Vulnerability Description
GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Libtasn1 | 4.12 |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html
- http://www.securityfocus.com/bid/105151Third Party AdvisoryVDB Entry
- https://gitlab.com/gnutls/libtasn1/issues/4ExploitThird Party Advisory
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html
- http://www.securityfocus.com/bid/105151Third Party AdvisoryVDB Entry
- https://gitlab.com/gnutls/libtasn1/issues/4ExploitThird Party Advisory
- https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430
FAQ
What is CVE-2018-1000654?
CVE-2018-1000654 is a vulnerability with a CVSS score of 5.5 (MEDIUM). GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_objec...
How severe is CVE-2018-1000654?
CVE-2018-1000654 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1000654?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Libtasn1.