CVE-2018-18509

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Summary

CVECVE-2018-18509
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-04-26 17:29:00 UTC
Updated2019-06-03 19:29:00 UTC
DescriptionA flaw during verification of certain S/MIME signatures causes emails to be shown in Thunderbird as having a valid digital signature, even if the shown message contents aren't covered by the signature. The flaw allows an attacker to reuse a valid S/MIME signature to craft an email message with arbitrary content. This vulnerability affects Thunderbird < 60.5.1.

Risk And Classification

Problem Types: CWE-347

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Thunderbird All All All All
Application Mozilla Thunderbird All All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2019:1162-1: important: Security update SUSE lists.opensuse.org
Johnny-You-Are-Fired/johnny-fired.pdf at master · RUB-NDS/Johnny-You-Are-Fired · GitHub MISC github.com
Security vulnerabilities fixed in Thunderbird 60.5.1 — Mozilla MISC www.mozilla.org Vendor Advisory
Access Denied MISC bugzilla.mozilla.org Issue Tracking, Permissions Required, Vendor Advisory
GitHub - RUB-NDS/Johnny-You-Are-Fired: Artifacts for the USENIX publication. MISC github.com
oss-security - Spoofing OpenPGP and S/MIME Signatures in Emails (multiple clients) MLIST www.openwall.com Mailing List, Third Party Advisory
Johnny You Are Fired ≈ Packet Storm MISC packetstormsecurity.com Third Party Advisory, VDB Entry
Red Hat Customer Portal REDHAT access.redhat.com
Full Disclosure: OpenPGP and S/MIME signature forgery attacks in multiple email clients FULLDISC seclists.org Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 710177 Gentoo Linux Mozilla Thunderbird and Firefox Multiple vulnerabilities (GLSA 201904-07)
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