ytnef through 2.1.2 contains a heap out-of-bounds read vulnerability in DecompressRTF() in lib/ytnef.c that never validates uncompressedSize for uncompressed RTF streams. Attackers can supply a crafted winmail.dat TNEF attachment with a malicious PT_BINARY MAPI property to crash...
Product
debian/libytnef vulnerabilities
29 published CVES affecting debian/libytnef, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 29
- Critical
- 1
- High
- 14
- Medium
- 12
- Low
- 0
- Unscored
- 2
- CISA KEV
- 0
Latest debian/libytnef CVEs
Newest publication first · page 1 of 2
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MediumCVSS 6.9 EPSS 0.13%
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MediumCVSS 6.9 EPSS 0.13%
ytnef through 2.1.2 contains a heap out-of-bounds read vulnerability in MAPIPrint() that allows attackers to read past heap allocations by supplying compressed RTF properties. Attackers can deliver a crafted winmail.dat whose decompressed RTF lacks a NUL terminator, causing print...
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HighCVSS 7.8 EPSS 1.9%
In ytnef 1.9.3, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a heap buffer overflow which can be triggered via a crafted file.
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HighCVSS 7.8 EPSS 1.8%
In ytnef 1.9.3, the TNEFSubjectHandler function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a double free which can be triggered via a crafted file.
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MediumCVSS 5.5 EPSS 1.0%
In ytnef 1.9.2, an allocation failure was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.
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MediumCVSS 5.5 EPSS 0.97%
In ytnef 1.9.2, an invalid memory read vulnerability was found in the function SwapDWord in ytnef.c, which allows attackers to cause a denial of service via a crafted file.
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MediumCVSS 5.5 EPSS 1.1%
In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in the function TNEFFillMapi in ytnef.c, which allows attackers to cause a denial of service via a crafted file.
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MediumCVSS 5.5 EPSS 0.94%
In ytnef 1.9.2, the DecompressRTF function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
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MediumCVSS 5.5 EPSS 1.2%
In ytnef 1.9.2, the TNEFFillMapi function in lib/ytnef.c allows remote attackers to cause a denial of service (memory consumption) via a crafted file.
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MediumCVSS 5.5 EPSS 0.94%
In ytnef 1.9.2, the SwapDWord function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
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MediumCVSS 5.5 EPSS 1.2%
In ytnef 1.9.2, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
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MediumCVSS 5.5 EPSS 0.94%
In ytnef 1.9.2, the MAPIPrint function in lib/ytnef.c allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file.
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HighCVSS 8.8 EPSS 2.4%
The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have uns...
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CriticalCVSS 9.8 EPSS 1.5%
In libytnef in ytnef through 1.9.2, there is a heap-based buffer over-read due to incorrect boundary checking in the SIZECHECK macro in lib/ytnef.c.
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DSA-3846-1 libytnef - security update
PublishedUnknown -
DLA-878-1 libytnef - security update
PublishedUnknown -
HighCVSS 7.5 EPSS 1.4%
An issue was discovered in ytnef before 1.9.2. There is a potential heap-based buffer over-read on incoming Compressed RTF Streams, related to DecompressRTF() in libytnef.
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HighCVSS 7.5 EPSS 1.9%
An issue was discovered in ytnef before 1.9.2. There is a potential out-of-bounds access with fields of Size 0 in TNEFParse() in libytnef.
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HighCVSS 7.5 EPSS 1.7%
An issue was discovered in ytnef before 1.9.2. An invalid memory access (heap-based buffer over-read) can occur during handling of LONG data types, related to MAPIPrint() in libytnef.
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HighCVSS 7.8 EPSS 2.1%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "9 of 9. Directory Traversal using the filename; SanitizeFilename function in settings.c."
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HighCVSS 7.8 EPSS 1.2%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "8 of 9. Out of Bounds read and write."
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HighCVSS 7.8 EPSS 1.2%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "7 of 9. Out of Bounds read."
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HighCVSS 7.8 EPSS 1.3%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "6 of 9. Invalid Write and Integer Overflow."
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HighCVSS 7.8 EPSS 1.2%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "5 of 9. Integer Overflow."
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HighCVSS 7.8 EPSS 1.2%
An issue was discovered in ytnef before 1.9.1. This is related to a patch described as "4 of 9. Out of Bounds Reads."
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.