CVE-2019-17007

moderate-risk
Published 2020-10-22

In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.

Do I need to act?

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0.31% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (9)

Affected Vendors

Siemens Mozilla

References (8)

Exploit https://bugzilla.mozilla.org/show_bug.cgi?id=1533216
Third Party Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
Release Notes https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.44_release_n...
Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
Exploit https://bugzilla.mozilla.org/show_bug.cgi?id=1533216
Third Party Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
Release Notes https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.44_release_n...
Third Party Advisory https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
42
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 1/34 · Minimal
Exposure 15/34 · Moderate