VYPR

CWE-193

Off-by-one Error

BaseDraft

Description

A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.

Hierarchy (View 1000)

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CVEs mapped to this weakness (221)

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  • CVE-2026-44603LowMay 7, 2026
    risk 0.24cvss 3.7epss 0.00

    Tor before 0.4.9.7 has an out-of-bounds read by one byte via a malformed BEGIN cell, aka TROVE-2026-007.

  • CVE-2026-45380LowJun 10, 2026
    risk 0.23cvss 3.6epss 0.00

    bit7z is a cross-platform C++ static library that allows the compression/extraction of archive files. Prior to version 4.0.12, a one-byte off-by-one error in SafeOutPathBuilder::restoreSymlink() allows an attacker to craft a .7z archive that, when extracted with bit7z on any…

  • CVE-2026-44065MedMay 21, 2026
    risk 0.20cvss 4.2epss 0.00

    An off-by-two error in lp_write() in papd in Netatalk 2.0.0 through 4.4.2 allows an adjacent network attacker to modify limited data or cause a minor service disruption via crafted print data.

  • CVE-2026-40254MedApr 24, 2026
    risk 0.20cvss 4.2epss 0.00

    FreeRDP is a free implementation of the Remote Desktop Protocol. Versions prior to 3.25.0 have an off-by-one in the path traversal filter in `channels/drive/client/drive_file.c`. The `contains_dotdot()` function catches `../` and `..\` mid-path but misses `..` when it's the last…

  • CVE-2026-44687LowJul 22, 2026
    risk 0.17cvss 3.7epss 0.00

    In NLnet Labs Unbound 1.13.2 up to and including 1.25.1, stub or forward zones where the name is below an intermediate labed below a DNSSEC signed zone could be shadowed by the intermediate label's secure NXDOMAIN answer from the parent. This is caused by an off-by-one error in…

  • CVE-2026-43964LowMay 4, 2026
    risk 0.17cvss 3.7epss 0.00

    Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.

  • CVE-2026-43860LowMay 4, 2026
    risk 0.17cvss 3.7epss 0.00

    mutt before 2.3.2 sometimes truncates the hash_passwd by one byte for IMAP auth_cram MD5 digest.

  • CVE-2026-5123LowMar 30, 2026
    risk 0.17cvss 3.7epss 0.00

    A weakness has been identified in osrg GoBGP up to 4.3.0. This impacts the function DecodeFromBytes of the file pkg/packet/bgp/bgp.go. Executing a manipulation of the argument data[1] can lead to off-by-one. The attack may be launched remotely. Attacks of this nature are highly…

  • CVE-2025-53014LowJul 14, 2025
    risk 0.17cvss 3.7epss 0.01

    ImageMagick is free and open-source software used for editing and manipulating digital images. Versions prior to 7.1.2-0 and 6.9.13-26 have a heap buffer overflow in the `InterpretImageFilename` function. The issue stems from an off-by-one error that causes out-of-bounds memory…

  • CVE-2023-28858LowMar 26, 2023
    risk 0.17cvss 3.7epss 0.01

    redis-py before 4.5.3 leaves a connection open after canceling an async Redis command at an inopportune time, and can send response data to the client of an unrelated request in an off-by-one manner. NOTE: this CVE Record was initially created in response to reports about…

  • CVE-2026-2703LowFeb 19, 2026
    risk 0.14cvss 3.3epss 0.00

    A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decode_base64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack…

  • CVE-2026-45232LowMay 20, 2026
    risk 0.13cvss 3.1epss 0.00

    Rsync versions before 3.4.3 contain an off-by-one out-of-bounds stack write vulnerability in the establish_proxy_connection() function in socket.c that allows network attackers to corrupt stack memory by sending a malformed HTTP proxy response. Attackers can exploit this by…

  • CVE-2023-27477LowMar 8, 2023
    risk 0.13cvss 3.1epss 0.01

    wasmtime is a fast and secure runtime for WebAssembly. Wasmtime's code generation backend, Cranelift, has a bug on x86_64 platforms for the WebAssembly `i8x16.select` instruction which will produce the wrong results when the same operand is provided to the instruction and some…

  • CVE-2021-29529LowMay 14, 2021
    risk 0.09cvss 2.5epss 0.00

    TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a heap buffer overflow in `tf.raw_ops.QuantizedResizeBilinear` by manipulating input values so that float rounding results in off-by-one error in accessing image elements. This is…

  • CVE-2023-41880LowSep 15, 2023
    risk 0.07cvss 2.2epss 0.01

    Wasmtime is a standalone runtime for WebAssembly. Wasmtime versions from 10.0.0 to versions 10.02, 11.0.2, and 12.0.1 contain a miscompilation of the WebAssembly `i64x2.shr_s` instruction on x86_64 platforms when the shift amount is a constant value that is larger than 32. Only…

  • CVE-2009-1217Apr 1, 2009
    risk 0.04cvss epss 0.16

    Off-by-one error in the GpFont::SetData function in gdiplus.dll in Microsoft GDI+ on Windows XP allows remote attackers to cause a denial of service (stack corruption and application termination) via a crafted EMF file that triggers an integer overflow, as demonstrated by…

  • CVE-2007-2052Apr 16, 2007
    risk 0.04cvss epss 0.14

    Off-by-one error in the PyLocale_strxfrm function in Modules/_localemodule.c for Python 2.4 and 2.5 causes an incorrect buffer size to be used for the strxfrm function, which allows context-dependent attackers to read portions of memory via unknown manipulations that trigger a…

  • CVE-2018-8828CriMar 20, 2018
    risk 0.03cvss 9.8epss 0.31

    A Buffer Overflow issue was discovered in Kamailio before 4.4.7, 5.0.x before 5.0.6, and 5.1.x before 5.1.2. A specially crafted REGISTER message with a malformed branch or From tag triggers an off-by-one heap-based buffer overflow in the tmx_check_pretran function in…

  • CVE-2010-3454Jan 28, 2011
    risk 0.01cvss epss 0.10

    Multiple off-by-one errors in the WW8DopTypography::ReadFromMem function in oowriter in OpenOffice.org (OOo) 2.x and 3.x before 3.3 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted typography information in a…

  • CVE-2005-1268Aug 5, 2005
    risk 0.01cvss epss 0.08

    Off-by-one error in the mod_ssl Certificate Revocation List (CRL) verification callback in Apache, when configured to use a CRL, allows remote attackers to cause a denial of service (child process crash) via a CRL that causes a buffer overflow of one null byte.