CVE-2020-11061

HIGHCVSS 7.4/10EPSS 1.24%

Last modified

CVE-2020-11061 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. In Bareos Director less than or equal to 16.2.10, 17.2.9, 18.2.8, and 19.2.7, a heap overflow allows a malicious client to corrupt the director's memory via oversized digest strings sent during initialization of a verify job. Disabling verify jobs mitigates the problem. EPSS estimates a 1.24% chance of exploitation in the next 30 days.

Description

In Bareos Director less than or equal to 16.2.10, 17.2.9, 18.2.8, and 19.2.7, a heap overflow allows a malicious client to corrupt the director's memory via oversized digest strings sent during initialization of a verify job. Disabling verify jobs mitigates the problem. This issue is also patched in Bareos versions 19.2.8, 18.2.9 and 17.2.10.

Metrics

CVSS 3.1
7.4/10

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

EPSS Probability
1.24%

65.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
BareosBareos<= 16.2.10
BareosBareos>= 17.2.4, <= 17.2.9
BareosBareos>= 18.2.5, <= 18.2.8
BareosBareos>= 18.4.1, <= 19.2.7
BareosBareos18.2.4Rc1
DebianDebian Linux9.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-11061?
In Bareos Director less than or equal to 16.2.10, 17.2.9, 18.2.8, and 19.2.7, a heap overflow allows a malicious client to corrupt the director's memory via oversized digest strings sent during initialization of a verify job. Disabling verify jobs mitigates the problem. This issue is also patched in Bareos versions 19.2.8, 18.2.9 and 17.2.10.
How severe is CVE-2020-11061?
CVE-2020-11061 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11061?
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-2020-11061?

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

Scan your code now

Source: NVD / NIST