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CVE-2020-12647

HIGHCVSS 8.8/10EPSS 0.40%

Last modified

CVE-2020-12647 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Unisys ALGOL Compiler 58.1 before 58.1a.15, 59.1 before 59.1a.9, and 60.0 before 60.0a.5 can emit invalid code sequences under rare circumstances related to syntax. The resulting code could, for example, trigger a system fault or adversely affect confidentiality, integrity, and availability.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

Unisys ALGOL Compiler 58.1 before 58.1a.15, 59.1 before 59.1a.9, and 60.0 before 60.0a.5 can emit invalid code sequences under rare circumstances related to syntax. The resulting code could, for example, trigger a system fault or adversely affect confidentiality, integrity, and availability.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.40%

31.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
UnisysAlgol Compiler>= 58.1, < 58.1a.15
UnisysAlgol Compiler>= 59.1, < 59.1a.9
UnisysAlgol Compiler>= 60.0, < 60.0a.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-12647?
Unisys ALGOL Compiler 58.1 before 58.1a.15, 59.1 before 59.1a.9, and 60.0 before 60.0a.5 can emit invalid code sequences under rare circumstances related to syntax. The resulting code could, for example, trigger a system fault or adversely affect confidentiality, integrity, and availability.
How severe is CVE-2020-12647?
CVE-2020-12647 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2020-12647?
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-2020-12647?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST