What’s Vulnerable › Vulnerabilities

CVE-2017-16228

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-10-29 · updated 2026-06-17

Description

Dulwich before 0.18.5, when an SSH subprocess is used, allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-12976, CVE-2017-1000116, and CVE-2017-1000117.

Affected products

• Dulwich Project Dulwich: through 0.18.4

References

• https://tracker.debian.org/news/882440
• https://www.dulwich.io/code/dulwich/
• https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6/
• https://tracker.debian.org/news/882440
• https://www.dulwich.io/code/dulwich/
• https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6/

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