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CVE-2017-8761

MEDIUMCVSS 4.3/10EPSS 0.79%

Last modified

CVE-2017-8761 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. In OpenStack Swift through 2.10.1, 2.11.0 through 2.13.0, and 2.14.0, the proxy-server logs full tempurl paths, potentially leaking reusable tempurl signatures to anyone with read access to these logs. All Swift deployments using the tempurl middleware are affected.. EPSS estimates a 0.79% chance of exploitation in the next 30 days.

Description

In OpenStack Swift through 2.10.1, 2.11.0 through 2.13.0, and 2.14.0, the proxy-server logs full tempurl paths, potentially leaking reusable tempurl signatures to anyone with read access to these logs. All Swift deployments using the tempurl middleware are affected.

Metrics

CVSS 3.1
4.3/10

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

EPSS Probability
0.79%

51.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpenstackSwift<= 2.10.1
OpenstackSwift>= 2.11.0, <= 2.13.0
OpenstackSwift2.14.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-8761?
In OpenStack Swift through 2.10.1, 2.11.0 through 2.13.0, and 2.14.0, the proxy-server logs full tempurl paths, potentially leaking reusable tempurl signatures to anyone with read access to these logs. All Swift deployments using the tempurl middleware are affected.
How severe is CVE-2017-8761?
CVE-2017-8761 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.
How do I fix CVE-2017-8761?
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-2017-8761?

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

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Source: NVD / NIST