CVE-2020-14315
Last modified
CVE-2020-14315 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A memory corruption vulnerability is present in bspatch as shipped in Colin Percival’s bsdiff tools version 4.3. Insufficient checks when handling external inputs allows an attacker to bypass the sanity checks in place and write out of a dynamically allocated buffer boundaries.. EPSS estimates a 2.53% chance of exploitation in the next 30 days.
Description
A memory corruption vulnerability is present in bspatch as shipped in Colin Percival’s bsdiff tools version 4.3. Insufficient checks when handling external inputs allows an attacker to bypass the sanity checks in place and write out of a dynamically allocated buffer boundaries.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Daemonology | Bsdiff | 4.3 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1856747Issue Tracking, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/09/2Mailing List, Third Party Advisory
- https://www.x41-dsec.de/lab/advisories/x41-2020-006-bspatch/Exploit, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1856747Issue Tracking, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/09/2Mailing List, Third Party Advisory
- https://www.x41-dsec.de/lab/advisories/x41-2020-006-bspatch/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-14315?
How severe is CVE-2020-14315?
How do I fix CVE-2020-14315?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-1431An elevation of privilege vulnerability exists when the Wind…7.8
- CVE-2020-14310There is an issue on grub2 before version 2.06 at function r…6
- CVE-2020-14311There is an issue with grub2 before version 2.06 while handl…6
- CVE-2020-14312A flaw was found in the default configuration of dnsmasq, as…5.9
- CVE-2020-14313An information disclosure vulnerability was found in Red Hat…4.3
- CVE-2020-14314A memory out-of-bounds read flaw was found in the Linux kern…5.5
- CVE-2020-14316A flaw was found in kubevirt 0.29 and earlier. Virtual Machi…9.9
- CVE-2020-14317It was found that the issue for security flaw CVE-2019-3805 …5.5
- CVE-2020-14318A flaw was found in the way samba handled file and directory…4.3
- CVE-2020-14319It was found that the AMQ Online console is vulnerable to a …5.9
- CVE-2020-1432An information disclosure vulnerability exists when Skype fo…4.3
- CVE-2020-14320In Moodle before 3.9.1, 3.8.4 and 3.7.7, the filter in the a…6.1
Are you affected by CVE-2020-14315?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST