CVE-2019-20051
MEDIUMCVSS 5.5/10EPSS 0.90%
Last modified
CVE-2019-20051 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A floating-point exception was discovered in PackLinuxElf::elf_hash in p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash, which leads to denial of service.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.
Description
A floating-point exception was discovered in PackLinuxElf::elf_hash in p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash, which leads to denial of service.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Upx | Upx | 3.95 |
| Fedoraproject | Fedora | 30 |
| Fedoraproject | Fedora | 31 |
References
- https://github.com/upx/upx/issues/313Exploit, Issue Tracking, Third Party Advisory
- https://github.com/upx/upx/issues/313Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-20051?
A floating-point exception was discovered in PackLinuxElf::elf_hash in p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash, which leads to denial of service.
How severe is CVE-2019-20051?
CVE-2019-20051 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20051?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-20051?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST