CVE-2022-32453Network attack vector

Data disclosure and alteration via header injection

Published Aug 18, 2022 · Updated Aug 3, 2024

HTTP header injection in Cybozu Office 10.0.0 through 10.8.5 allows remote attackers to read or alter product data. Cybozu has not published the affected header, input parameter, or operation that incorporates untrusted data into an HTTP header. Exploitation is network-based and unauthenticated but requires user interaction; confidentiality and integrity are affected, while availability is not.

CVSS severity6.1
Medium
EPSS probability0.71%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

HTTP header injection in Cybozu Office 10.0.0 through 10.8.5 allows remote attackers to read or alter product data. Cybozu has not published the affected header, input parameter, or operation that incorporates untrusted data into an HTTP header. Exploitation is network-based and unauthenticated but requires user interaction; confidentiality and integrity are affected, while availability is not.

The record

CVE
CVE-2022-32453
Published
Aug 18, 2022
Updated
Aug 3, 2024
Vendor
Cybozu
Product
Cybozu Office
Classifications
CWE-113
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 18, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.0.0 to 10.8.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Cybozu · Cybozu Officeversion=10.0.0 to 10.8.5

Published CVSS scores

6.1JPCERT/CC and IPA JVNCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.6JPCERT/CC and IPA JVNAV:N/AC:H/Au:N/C:N/I:P/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-113Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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